Home / 79,171,899.87-109,261,751.55-44,375,833.20

Finding the Fourth Proportional to 79,171,899.87, 109,261,751.55 and 44,375,833.20

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Solution

The fourth proportional to 79,171,899.87, 109,261,751.55 and 44,375,833.20 is: 61,241,188.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,171,899.87 : 109,261,751.55 = 44,375,833.20 : x
  2. Step 2: Convert to fraction form
    79,171,899.87/109,261,751.55 = 44,375,833.20/x
  3. Step 3: Cross multiply
    79,171,899.87x = 109,261,751.55 × 44,375,833.20
  4. Step 4: Simplify right side
    79,171,899.87x = 4,848,581,261,922,642
  5. Step 5: Solve for x
    x = 4,848,581,261,922,642/79,171,899.87
  6. Step 6: Final answer
    x = 61,241,188.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.